A randomized 25 question test from a pool of 761 questions, good luck!
The data transmission in SX mode travels in _____ direction(s)? Choose the best answer from the ones provided to fill in the blank
There are several vital components to asynchronous transmission. Which of the answers below best relates to one that is not important?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the systems FCEs?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE topic?
In IPv4, which of the protocols below has the additions of delivery acknowledgement and fragmentation/defragmentation?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as less than 3-5% of the total amount of alarm that are configured??
Which of the data transmission modes below best is described as a two way alternating transmission?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in the guardianship HMI operating system?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "H"?
Ethernet has two common messaging types that are controller-to-controller defined in the application layer. Which of those messaging types can be described as only using peer-to-peer communication?
The data packet of an asychronous transmission contains _____ distinct types of bits. Choose the best answer to fill in the blank from the options below.
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to read the input status of coils on a slave device ?
The HMI in a SCADA system uses typical hardware and software. Which of the environments below would the HMI reside?
Modbus protocol can implement data encapsulation over IP based networks. Which of the statements below is an advantage of using encapsulation?
Which of the signal transmission systems below best describes the operation of an Ethernet cord?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "D"?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make use of a HART protocol?
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is low cost with high data throughputs, but must have security measures installed to protect the data?
There are many versions of Modbus, one of those is Modbus ASCII. Which of the answers below correctly orders the components of the Modbus ASCII frame?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet input memory location?
In a DCS, there is a controller scan cycle priority that should have enough time to execute all tasks. Which of the answers below represents the about of free time for a loaded DCS controller to function?
The quality of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the block does not support a cascade path and the value quality is good?
There are numerous function block modes which are permitted. Which of the modes below is best described as the mode the function block desires to be in?
The data transmission in HDX mode travels in _____ direction(s)? Choose the best answer from the ones provided to fill in the blank